28420872

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1699}}^1$

素因数の和:1766

約数の個数: 64

約数和(自身を含む): 77112000

約数和(自身を除く): 48691128

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 41, 51, 68, 82, 102, 123, 136, 164, 204, 246, 328, 408, 492, 697, 984, 1394, 1699, 2091, 2788, 3398, 4182, 5097, 5576, 6796, 8364, 10194, 13592, 16728, 20388, 28883, 40776, 57766, 69659, 86649, 115532, 139318, 173298, 208977, 231064, 278636, 346596, 417954, 557272, 693192, 835908, 1184203, 1671816, 2368406, 3552609, 4736812, 7105218, 9473624, 14210436, 28420872]

約数ペア:

[(1, 28420872), (2, 14210436), (3, 9473624), (4, 7105218), (6, 4736812), (8, 3552609), (12, 2368406), (17, 1671816), (24, 1184203), (34, 835908), (41, 693192), (51, 557272), (68, 417954), (82, 346596), (102, 278636), (123, 231064), (136, 208977), (164, 173298), (204, 139318), (246, 115532), (328, 86649), (408, 69659), (492, 57766), (697, 40776), (984, 28883), (1394, 20388), (1699, 16728), (2091, 13592), (2788, 10194), (3398, 8364), (4182, 6796), (5097, 5576)]