72842308

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3331}}^1$

素因数の和:3424

約数の個数: 48

約数和(自身を含む): 161215488

約数和(自身を除く): 88373180

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1562, 1988, 3124, 3331, 5467, 6662, 10934, 13324, 21868, 23317, 36641, 46634, 73282, 93268, 146564, 236501, 256487, 473002, 512974, 946004, 1025948, 1655507, 2601511, 3311014, 5203022, 6622028, 10406044, 18210577, 36421154, 72842308]

約数ペア:

[(1, 72842308), (2, 36421154), (4, 18210577), (7, 10406044), (11, 6622028), (14, 5203022), (22, 3311014), (28, 2601511), (44, 1655507), (71, 1025948), (77, 946004), (142, 512974), (154, 473002), (284, 256487), (308, 236501), (497, 146564), (781, 93268), (994, 73282), (1562, 46634), (1988, 36641), (3124, 23317), (3331, 21868), (5467, 13324), (6662, 10934)]