211455684

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{19777}}^1$

素因数の和:19807

約数の個数: 72

約数和(自身を含む): 604732128

約数和(自身を除く): 393276444

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 132, 162, 198, 243, 297, 324, 396, 486, 594, 891, 972, 1188, 1782, 2673, 3564, 5346, 10692, 19777, 39554, 59331, 79108, 118662, 177993, 217547, 237324, 355986, 435094, 533979, 652641, 711972, 870188, 1067958, 1305282, 1601937, 1957923, 2135916, 2610564, 3203874, 3915846, 4805811, 5873769, 6407748, 7831692, 9611622, 11747538, 17621307, 19223244, 23495076, 35242614, 52863921, 70485228, 105727842, 211455684]

約数ペア:

[(1, 211455684), (2, 105727842), (3, 70485228), (4, 52863921), (6, 35242614), (9, 23495076), (11, 19223244), (12, 17621307), (18, 11747538), (22, 9611622), (27, 7831692), (33, 6407748), (36, 5873769), (44, 4805811), (54, 3915846), (66, 3203874), (81, 2610564), (99, 2135916), (108, 1957923), (132, 1601937), (162, 1305282), (198, 1067958), (243, 870188), (297, 711972), (324, 652641), (396, 533979), (486, 435094), (594, 355986), (891, 237324), (972, 217547), (1188, 177993), (1782, 118662), (2673, 79108), (3564, 59331), (5346, 39554), (10692, 19777)]