1917922725

素因数分解:

$3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{607}}^1$

素因数の和:808

約数の個数: 96

約数和(自身を含む): 3667066880

約数和(自身を除く): 1749144155

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 93, 135, 151, 155, 225, 279, 453, 465, 607, 675, 755, 775, 837, 1359, 1395, 1821, 2265, 2325, 3035, 3775, 4077, 4185, 4681, 5463, 6795, 6975, 9105, 11325, 14043, 15175, 16389, 18817, 20385, 20925, 23405, 27315, 33975, 42129, 45525, 56451, 70215, 81945, 91657, 94085, 101925, 117025, 126387, 136575, 169353, 210645, 274971, 282255, 351075, 409725, 458285, 470425, 508059, 631935, 824913, 846765, 1053225, 1374855, 1411275, 2291425, 2474739, 2540295, 2841367, 3159675, 4124565, 4233825, 6874275, 8524101, 12373695, 12701475, 14206835, 20622825, 25572303, 42620505, 61868475, 71034175, 76716909, 127861515, 213102525, 383584545, 639307575, 1917922725]

約数ペア:

[(1, 1917922725), (3, 639307575), (5, 383584545), (9, 213102525), (15, 127861515), (25, 76716909), (27, 71034175), (31, 61868475), (45, 42620505), (75, 25572303), (93, 20622825), (135, 14206835), (151, 12701475), (155, 12373695), (225, 8524101), (279, 6874275), (453, 4233825), (465, 4124565), (607, 3159675), (675, 2841367), (755, 2540295), (775, 2474739), (837, 2291425), (1359, 1411275), (1395, 1374855), (1821, 1053225), (2265, 846765), (2325, 824913), (3035, 631935), (3775, 508059), (4077, 470425), (4185, 458285), (4681, 409725), (5463, 351075), (6795, 282255), (6975, 274971), (9105, 210645), (11325, 169353), (14043, 136575), (15175, 126387), (16389, 117025), (18817, 101925), (20385, 94085), (20925, 91657), (23405, 81945), (27315, 70215), (33975, 56451), (42129, 45525)]