211841792

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{449}}^1$

素因数の和:581

約数の個数: 72

約数和(自身を含む): 450702000

約数和(自身を除く): 238860208

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 97, 128, 152, 194, 256, 304, 388, 449, 608, 776, 898, 1216, 1552, 1796, 1843, 2432, 3104, 3592, 3686, 4864, 6208, 7184, 7372, 8531, 12416, 14368, 14744, 17062, 24832, 28736, 29488, 34124, 43553, 57472, 58976, 68248, 87106, 114944, 117952, 136496, 174212, 235904, 272992, 348424, 471808, 545984, 696848, 827507, 1091968, 1393696, 1655014, 2183936, 2787392, 3310028, 5574784, 6620056, 11149568, 13240112, 26480224, 52960448, 105920896, 211841792]

約数ペア:

[(1, 211841792), (2, 105920896), (4, 52960448), (8, 26480224), (16, 13240112), (19, 11149568), (32, 6620056), (38, 5574784), (64, 3310028), (76, 2787392), (97, 2183936), (128, 1655014), (152, 1393696), (194, 1091968), (256, 827507), (304, 696848), (388, 545984), (449, 471808), (608, 348424), (776, 272992), (898, 235904), (1216, 174212), (1552, 136496), (1796, 117952), (1843, 114944), (2432, 87106), (3104, 68248), (3592, 58976), (3686, 57472), (4864, 43553), (6208, 34124), (7184, 29488), (7372, 28736), (8531, 24832), (12416, 17062), (14368, 14744)]