15115275

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{457}}^1$

素因数の和:490

約数の個数: 72

約数和(自身を含む): 32371440

約数和(自身を除く): 17256165

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 315, 441, 457, 525, 675, 735, 945, 1225, 1323, 1371, 1575, 2205, 2285, 3199, 3675, 4113, 4725, 6615, 6855, 9597, 11025, 11425, 12339, 15995, 20565, 22393, 28791, 33075, 34275, 47985, 61695, 67179, 79975, 86373, 102825, 111965, 143955, 201537, 239925, 308475, 335895, 431865, 559825, 604611, 719775, 1007685, 1679475, 2159325, 3023055, 5038425, 15115275]

約数ペア:

[(1, 15115275), (3, 5038425), (5, 3023055), (7, 2159325), (9, 1679475), (15, 1007685), (21, 719775), (25, 604611), (27, 559825), (35, 431865), (45, 335895), (49, 308475), (63, 239925), (75, 201537), (105, 143955), (135, 111965), (147, 102825), (175, 86373), (189, 79975), (225, 67179), (245, 61695), (315, 47985), (441, 34275), (457, 33075), (525, 28791), (675, 22393), (735, 20565), (945, 15995), (1225, 12339), (1323, 11425), (1371, 11025), (1575, 9597), (2205, 6855), (2285, 6615), (3199, 4725), (3675, 4113)]