491504978061

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1231}}^1\times {\mathrm{60689}}^1$

素因数の和:61986

約数の個数: 48

約数和(自身を含む): 769832743680

約数和(自身を除く): 278327765619

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 1231, 2193, 3693, 6579, 11079, 20927, 52933, 60689, 62781, 158799, 182067, 188343, 476397, 546201, 899861, 1031713, 2609627, 2699583, 3095139, 7828881, 8098749, 9285417, 23486643, 44363659, 74708159, 133090977, 224124477, 399272931, 672373431, 1270038703, 3212450837, 3810116109, 9637352511, 11430348327, 28912057533, 54611664229, 163834992687, 491504978061]

約数ペア:

[(1, 491504978061), (3, 163834992687), (9, 54611664229), (17, 28912057533), (43, 11430348327), (51, 9637352511), (129, 3810116109), (153, 3212450837), (387, 1270038703), (731, 672373431), (1231, 399272931), (2193, 224124477), (3693, 133090977), (6579, 74708159), (11079, 44363659), (20927, 23486643), (52933, 9285417), (60689, 8098749), (62781, 7828881), (158799, 3095139), (182067, 2699583), (188343, 2609627), (476397, 1031713), (546201, 899861)]