164796996

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{21559}}^1$

素因数の和:21593

約数の個数: 72

約数和(自身を含む): 481736640

約数和(自身を除く): 316939644

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 21559, 43118, 64677, 86236, 129354, 150913, 258708, 280267, 301826, 452739, 560534, 603652, 840801, 905478, 1056391, 1121068, 1681602, 1810956, 1961869, 2112782, 3169173, 3363204, 3923738, 4225564, 5885607, 6338346, 7847476, 11771214, 12676692, 13733083, 23542428, 27466166, 41199249, 54932332, 82398498, 164796996]

約数ペア:

[(1, 164796996), (2, 82398498), (3, 54932332), (4, 41199249), (6, 27466166), (7, 23542428), (12, 13733083), (13, 12676692), (14, 11771214), (21, 7847476), (26, 6338346), (28, 5885607), (39, 4225564), (42, 3923738), (49, 3363204), (52, 3169173), (78, 2112782), (84, 1961869), (91, 1810956), (98, 1681602), (147, 1121068), (156, 1056391), (182, 905478), (196, 840801), (273, 603652), (294, 560534), (364, 452739), (546, 301826), (588, 280267), (637, 258708), (1092, 150913), (1274, 129354), (1911, 86236), (2548, 64677), (3822, 43118), (7644, 21559)]