251177992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 551605320

約数和(自身を除く): 300427328

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 61, 68, 104, 122, 136, 137, 221, 244, 274, 289, 442, 488, 548, 578, 793, 884, 1037, 1096, 1156, 1586, 1768, 1781, 2074, 2312, 2329, 3172, 3562, 3757, 4148, 4658, 6344, 7124, 7514, 8296, 8357, 9316, 13481, 14248, 15028, 16714, 17629, 18632, 26962, 30056, 30277, 33428, 35258, 39593, 53924, 60554, 66856, 70516, 79186, 107848, 108641, 121108, 141032, 142069, 158372, 217282, 229177, 242216, 284138, 316744, 434564, 458354, 514709, 568276, 869128, 916708, 1029418, 1136552, 1833416, 1846897, 2058836, 2415173, 3693794, 4117672, 4830346, 7387588, 9660692, 14775176, 19321384, 31397249, 62794498, 125588996, 251177992]

約数ペア:

[(1, 251177992), (2, 125588996), (4, 62794498), (8, 31397249), (13, 19321384), (17, 14775176), (26, 9660692), (34, 7387588), (52, 4830346), (61, 4117672), (68, 3693794), (104, 2415173), (122, 2058836), (136, 1846897), (137, 1833416), (221, 1136552), (244, 1029418), (274, 916708), (289, 869128), (442, 568276), (488, 514709), (548, 458354), (578, 434564), (793, 316744), (884, 284138), (1037, 242216), (1096, 229177), (1156, 217282), (1586, 158372), (1768, 142069), (1781, 141032), (2074, 121108), (2312, 108641), (2329, 107848), (3172, 79186), (3562, 70516), (3757, 66856), (4148, 60554), (4658, 53924), (6344, 39593), (7124, 35258), (7514, 33428), (8296, 30277), (8357, 30056), (9316, 26962), (13481, 18632), (14248, 17629), (15028, 16714)]