213331398

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:402

約数の個数: 96

約数和(自身を含む): 520058880

約数和(自身を除く): 306727482

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 49, 62, 89, 93, 98, 147, 178, 186, 217, 263, 267, 294, 434, 526, 534, 623, 651, 789, 1246, 1302, 1519, 1578, 1841, 1869, 2759, 3038, 3682, 3738, 4361, 4557, 5518, 5523, 8153, 8277, 8722, 9114, 11046, 12887, 13083, 16306, 16554, 19313, 23407, 24459, 25774, 26166, 38626, 38661, 46814, 48918, 57071, 57939, 70221, 77322, 114142, 115878, 135191, 140442, 163849, 171213, 270382, 327698, 342426, 399497, 405573, 491547, 725617, 798994, 811146, 983094, 1146943, 1198491, 1451234, 2176851, 2293886, 2396982, 3440829, 4353702, 5079319, 6881658, 10158638, 15237957, 30475914, 35555233, 71110466, 106665699, 213331398]

約数ペア:

[(1, 213331398), (2, 106665699), (3, 71110466), (6, 35555233), (7, 30475914), (14, 15237957), (21, 10158638), (31, 6881658), (42, 5079319), (49, 4353702), (62, 3440829), (89, 2396982), (93, 2293886), (98, 2176851), (147, 1451234), (178, 1198491), (186, 1146943), (217, 983094), (263, 811146), (267, 798994), (294, 725617), (434, 491547), (526, 405573), (534, 399497), (623, 342426), (651, 327698), (789, 270382), (1246, 171213), (1302, 163849), (1519, 140442), (1578, 135191), (1841, 115878), (1869, 114142), (2759, 77322), (3038, 70221), (3682, 57939), (3738, 57071), (4361, 48918), (4557, 46814), (5518, 38661), (5523, 38626), (8153, 26166), (8277, 25774), (8722, 24459), (9114, 23407), (11046, 19313), (12887, 16554), (13083, 16306)]