640804547988

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{5971193}}^1$

素因数の和:5971485

約数の個数: 72

約数和(自身を含む): 1773587926656

約数和(自身を除く): 1132783378668

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 271, 396, 542, 813, 1084, 1626, 2439, 2981, 3252, 4878, 5962, 8943, 9756, 11924, 17886, 26829, 35772, 53658, 107316, 5971193, 11942386, 17913579, 23884772, 35827158, 53740737, 65683123, 71654316, 107481474, 131366246, 197049369, 214962948, 262732492, 394098738, 591148107, 788197476, 1182296214, 1618193303, 2364592428, 3236386606, 4854579909, 6472773212, 9709159818, 14563739727, 17800126333, 19418319636, 29127479454, 35600252666, 53400378999, 58254958908, 71200505332, 106800757998, 160201136997, 213601515996, 320402273994, 640804547988]

約数ペア:

[(1, 640804547988), (2, 320402273994), (3, 213601515996), (4, 160201136997), (6, 106800757998), (9, 71200505332), (11, 58254958908), (12, 53400378999), (18, 35600252666), (22, 29127479454), (33, 19418319636), (36, 17800126333), (44, 14563739727), (66, 9709159818), (99, 6472773212), (132, 4854579909), (198, 3236386606), (271, 2364592428), (396, 1618193303), (542, 1182296214), (813, 788197476), (1084, 591148107), (1626, 394098738), (2439, 262732492), (2981, 214962948), (3252, 197049369), (4878, 131366246), (5962, 107481474), (8943, 71654316), (9756, 65683123), (11924, 53740737), (17886, 35827158), (26829, 23884772), (35772, 17913579), (53658, 11942386), (107316, 5971193)]