131379528

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:635

約数の個数: 128

約数和(自身を含む): 400896000

約数和(自身を除く): 269516472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 79, 84, 114, 133, 152, 158, 168, 228, 237, 266, 316, 399, 456, 474, 521, 532, 553, 632, 798, 948, 1042, 1064, 1106, 1501, 1563, 1596, 1659, 1896, 2084, 2212, 3002, 3126, 3192, 3318, 3647, 4168, 4424, 4503, 6004, 6252, 6636, 7294, 9006, 9899, 10507, 10941, 12008, 12504, 13272, 14588, 18012, 19798, 21014, 21882, 29176, 29697, 31521, 36024, 39596, 41159, 42028, 43764, 59394, 63042, 69293, 79192, 82318, 84056, 87528, 118788, 123477, 126084, 138586, 164636, 207879, 237576, 246954, 252168, 277172, 288113, 329272, 415758, 493908, 554344, 576226, 782021, 831516, 864339, 987816, 1152452, 1564042, 1663032, 1728678, 2304904, 2346063, 3128084, 3457356, 4692126, 5474147, 6256168, 6914712, 9384252, 10948294, 16422441, 18768504, 21896588, 32844882, 43793176, 65689764, 131379528]

約数ペア:

[(1, 131379528), (2, 65689764), (3, 43793176), (4, 32844882), (6, 21896588), (7, 18768504), (8, 16422441), (12, 10948294), (14, 9384252), (19, 6914712), (21, 6256168), (24, 5474147), (28, 4692126), (38, 3457356), (42, 3128084), (56, 2346063), (57, 2304904), (76, 1728678), (79, 1663032), (84, 1564042), (114, 1152452), (133, 987816), (152, 864339), (158, 831516), (168, 782021), (228, 576226), (237, 554344), (266, 493908), (316, 415758), (399, 329272), (456, 288113), (474, 277172), (521, 252168), (532, 246954), (553, 237576), (632, 207879), (798, 164636), (948, 138586), (1042, 126084), (1064, 123477), (1106, 118788), (1501, 87528), (1563, 84056), (1596, 82318), (1659, 79192), (1896, 69293), (2084, 63042), (2212, 59394), (3002, 43764), (3126, 42028), (3192, 41159), (3318, 39596), (3647, 36024), (4168, 31521), (4424, 29697), (4503, 29176), (6004, 21882), (6252, 21014), (6636, 19798), (7294, 18012), (9006, 14588), (9899, 13272), (10507, 12504), (10941, 12008)]