201887308

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:515

約数の個数: 72

約数和(自身を含む): 437020640

約数和(自身を除く): 235133332

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 61, 68, 119, 122, 238, 244, 289, 409, 427, 476, 578, 818, 854, 1037, 1156, 1636, 1708, 2023, 2074, 2863, 4046, 4148, 5726, 6953, 7259, 8092, 11452, 13906, 14518, 17629, 24949, 27812, 29036, 35258, 48671, 49898, 70516, 97342, 99796, 118201, 123403, 174643, 194684, 236402, 246806, 349286, 424133, 472804, 493612, 698572, 827407, 848266, 1654814, 1696532, 2968931, 3309628, 5937862, 7210261, 11875724, 14420522, 28841044, 50471827, 100943654, 201887308]

約数ペア:

[(1, 201887308), (2, 100943654), (4, 50471827), (7, 28841044), (14, 14420522), (17, 11875724), (28, 7210261), (34, 5937862), (61, 3309628), (68, 2968931), (119, 1696532), (122, 1654814), (238, 848266), (244, 827407), (289, 698572), (409, 493612), (427, 472804), (476, 424133), (578, 349286), (818, 246806), (854, 236402), (1037, 194684), (1156, 174643), (1636, 123403), (1708, 118201), (2023, 99796), (2074, 97342), (2863, 70516), (4046, 49898), (4148, 48671), (5726, 35258), (6953, 29036), (7259, 27812), (8092, 24949), (11452, 17629), (13906, 14518)]