128525814

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{797}}^1$

素因数の和:870

約数の個数: 72

約数和(自身を含む): 305742528

約数和(自身を除く): 177216714

約数列:

[1, 2, 3, 6, 9, 17, 18, 31, 34, 51, 62, 93, 102, 153, 186, 279, 289, 306, 527, 558, 578, 797, 867, 1054, 1581, 1594, 1734, 2391, 2601, 3162, 4743, 4782, 5202, 7173, 8959, 9486, 13549, 14346, 17918, 24707, 26877, 27098, 40647, 49414, 53754, 74121, 80631, 81294, 121941, 148242, 161262, 222363, 230333, 243882, 420019, 444726, 460666, 690999, 840038, 1260057, 1381998, 2072997, 2520114, 3780171, 4145994, 7140323, 7560342, 14280646, 21420969, 42841938, 64262907, 128525814]

約数ペア:

[(1, 128525814), (2, 64262907), (3, 42841938), (6, 21420969), (9, 14280646), (17, 7560342), (18, 7140323), (31, 4145994), (34, 3780171), (51, 2520114), (62, 2072997), (93, 1381998), (102, 1260057), (153, 840038), (186, 690999), (279, 460666), (289, 444726), (306, 420019), (527, 243882), (558, 230333), (578, 222363), (797, 161262), (867, 148242), (1054, 121941), (1581, 81294), (1594, 80631), (1734, 74121), (2391, 53754), (2601, 49414), (3162, 40647), (4743, 27098), (4782, 26877), (5202, 24707), (7173, 17918), (8959, 14346), (9486, 13549)]