28663096

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:153

約数の個数: 128

約数和(自身を含む): 73728000

約数和(自身を除く): 45064904

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 31, 38, 44, 56, 62, 76, 77, 79, 88, 124, 133, 152, 154, 158, 209, 217, 248, 266, 308, 316, 341, 418, 434, 532, 553, 589, 616, 632, 682, 836, 868, 869, 1064, 1106, 1178, 1364, 1463, 1501, 1672, 1736, 1738, 2212, 2356, 2387, 2449, 2728, 2926, 3002, 3476, 4123, 4424, 4712, 4774, 4898, 5852, 6004, 6083, 6479, 6952, 8246, 9548, 9796, 10507, 11704, 12008, 12166, 12958, 16492, 16511, 17143, 19096, 19592, 21014, 24332, 25916, 26939, 32984, 33022, 34286, 42028, 45353, 46531, 48664, 51832, 53878, 66044, 68572, 84056, 90706, 93062, 107756, 115577, 132088, 137144, 181412, 186124, 188573, 215512, 231154, 325717, 362824, 372248, 377146, 462308, 511841, 651434, 754292, 924616, 1023682, 1302868, 1508584, 2047364, 2605736, 3582887, 4094728, 7165774, 14331548, 28663096]

約数ペア:

[(1, 28663096), (2, 14331548), (4, 7165774), (7, 4094728), (8, 3582887), (11, 2605736), (14, 2047364), (19, 1508584), (22, 1302868), (28, 1023682), (31, 924616), (38, 754292), (44, 651434), (56, 511841), (62, 462308), (76, 377146), (77, 372248), (79, 362824), (88, 325717), (124, 231154), (133, 215512), (152, 188573), (154, 186124), (158, 181412), (209, 137144), (217, 132088), (248, 115577), (266, 107756), (308, 93062), (316, 90706), (341, 84056), (418, 68572), (434, 66044), (532, 53878), (553, 51832), (589, 48664), (616, 46531), (632, 45353), (682, 42028), (836, 34286), (868, 33022), (869, 32984), (1064, 26939), (1106, 25916), (1178, 24332), (1364, 21014), (1463, 19592), (1501, 19096), (1672, 17143), (1736, 16511), (1738, 16492), (2212, 12958), (2356, 12166), (2387, 12008), (2449, 11704), (2728, 10507), (2926, 9796), (3002, 9548), (3476, 8246), (4123, 6952), (4424, 6479), (4712, 6083), (4774, 6004), (4898, 5852)]