87820278

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3923}}^1$

素因数の和:3989

約数の個数: 64

約数和(自身を含む): 221501952

約数和(自身を除く): 133681674

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 41, 42, 78, 82, 91, 123, 182, 246, 273, 287, 533, 546, 574, 861, 1066, 1599, 1722, 3198, 3731, 3923, 7462, 7846, 11193, 11769, 22386, 23538, 27461, 50999, 54922, 82383, 101998, 152997, 160843, 164766, 305994, 321686, 356993, 482529, 713986, 965058, 1070979, 1125901, 2090959, 2141958, 2251802, 3377703, 4181918, 6272877, 6755406, 12545754, 14636713, 29273426, 43910139, 87820278]

約数ペア:

[(1, 87820278), (2, 43910139), (3, 29273426), (6, 14636713), (7, 12545754), (13, 6755406), (14, 6272877), (21, 4181918), (26, 3377703), (39, 2251802), (41, 2141958), (42, 2090959), (78, 1125901), (82, 1070979), (91, 965058), (123, 713986), (182, 482529), (246, 356993), (273, 321686), (287, 305994), (533, 164766), (546, 160843), (574, 152997), (861, 101998), (1066, 82383), (1599, 54922), (1722, 50999), (3198, 27461), (3731, 23538), (3923, 22386), (7462, 11769), (7846, 11193)]